Methods to support Toponaming element maps

src/App/ComplexGeoData.cpp

@@ -637,6 +637,11 @@ unsigned int ComplexGeoData::getMemSize() const
     return 0;
 }
 
+std::vector<IndexedName> ComplexGeoData::getHigherElements(const char *, bool) const
+{
+    return {};
+}
+
 void ComplexGeoData::setMappedChildElements(const std::vector<Data::ElementMap::MappedChildElements> & children)
 {
     // DO NOT reset element map if there is one. Because we allow mixing child